Merge bk-internal.mysql.com:/home/bk/mysql-4.1

into mysql.com:/home/kostja/mysql/mysql-4.1-u2


include/mysql.h:
  Auto merged
libmysql/libmysql.c:
  Auto merged
sql/sql_prepare.cc:
  Auto merged
tests/client_test.c:
  Auto merged

include/config-win.h

@@ -252,6 +252,7 @@ inline double ulonglong2double(ulonglong value)
 #define doublestore(T,V) { *((long *) T) = *((long*) &V); \
 			   *(((long *) T)+1) = *(((long*) &V)+1); }
 #define float4get(V,M) { *((long *) &(V)) = *((long*) (M)); }
+#define floatstore(T,V) memcpy((byte*)(T), (byte*)(&V), sizeof(float))
 #define float8get(V,M) doubleget((V),(M))
 #define float4store(V,M) memcpy((byte*) V,(byte*) (&M),sizeof(float))
 #define float8store(V,M) doublestore((V),(M))

include/my_global.h

@@ -964,10 +964,15 @@ do { doubleget_union _tmp; \
 #define float4get(V,M) do { *((long *) &(V)) = *((long*) (M)); } while(0)
 #define float8get(V,M) doubleget((V),(M))
 #define float4store(V,M) memcpy((byte*) V,(byte*) (&M),sizeof(float))
+#define floatstore(T,V) memcpy((byte*)(T), (byte*)(&V), sizeof(float))
 #define float8store(V,M) doublestore((V),(M))
 #endif /* __i386__ */
 
 #ifndef sint2korr
+/*
+  We're here if it's not a IA-32 architecture (Win32 and UNIX IA-32 defines
+  were done before)
+*/
 #define sint2korr(A)	(int16) (((int16) ((uchar) (A)[0])) +\
 				 ((int16) ((int16) (A)[1]) << 8))
 #define sint3korr(A)	((int32) ((((uchar) (A)[2]) & 128) ? \
@@ -1121,6 +1126,7 @@ do { doubleget_union _tmp; \
                              *((T)+1)=(((A) >> 16));\
                              *((T)+0)=(((A) >> 24)); } while(0)
 
+#define floatstore(T,V) memcpy_fixed((byte*)(T), (byte*)(&V), sizeof(float))
 #define doubleget(V,M)	 memcpy_fixed((byte*) &V,(byte*) (M),sizeof(double))
 #define doublestore(T,V) memcpy_fixed((byte*) (T),(byte*) &V,sizeof(double))
 #define longlongget(V,M) memcpy_fixed((byte*) &V,(byte*) (M),sizeof(ulonglong))
@@ -1134,6 +1140,9 @@ do { doubleget_union _tmp; \
 #define ulongget(V,M)   do { V = uint4korr(M); } while(0)
 #define shortstore(T,V) int2store(T,V)
 #define longstore(T,V)	int4store(T,V)
+#ifndef floatstore
+#define floatstore(T,V) memcpy_fixed((byte*)(T), (byte*)(&V), sizeof(float))
+#endif
 #ifndef doubleget
 #define doubleget(V,M)	 memcpy_fixed((byte*) &V,(byte*) (M),sizeof(double))
 #define doublestore(T,V) memcpy_fixed((byte*) (T),(byte*) &V,sizeof(double))

include/mysql.h

@@ -547,9 +547,8 @@ typedef struct st_mysql_bind
   unsigned long offset;           /* offset position for char/binary fetch */
   unsigned long	internal_length;  /* Used if length is 0 */
   unsigned int	param_number;	  /* For null count and error messages */
+  my_bool       is_unsigned;      /* set if integer type is unsigned */
   my_bool	long_data_used;	  /* If used with mysql_send_long_data */
-  my_bool       binary_data;      /* data buffer is binary */
-  my_bool       null_field;       /* NULL data cache flag */
   my_bool	internal_is_null; /* Used if is_null is 0 */
   void (*store_param_func)(NET *net, struct st_mysql_bind *param);
   void (*fetch_result)(struct st_mysql_bind *, unsigned char **row);

include/mysql_com.h

@@ -223,17 +223,6 @@ enum enum_field_types { MYSQL_TYPE_DECIMAL, MYSQL_TYPE_TINY,
 #define FIELD_TYPE_INTERVAL    MYSQL_TYPE_ENUM
 #define FIELD_TYPE_GEOMETRY    MYSQL_TYPE_GEOMETRY
 
-#if TO_BE_INCLUDED_LATER
-/* For bind applications, to indicate unsigned buffers */
-#define MYSQL_TYPE_UTINY     -10
-#define MYSQL_TYPE_USHORT    -9
-#define MYSQL_TYPE_ULONG     -8
-#define MYSQL_TYPE_UFLOAT    -7
-#define MYSQL_TYPE_UDOUBLE   -6
-#define MYSQL_TYPE_ULONGLONG -5
-#define MYSQL_TYPE_UINT24    -4
-#endif
-
 /* options for mysql_set_option */
 enum enum_mysql_set_option
 {

libmysql/libmysql.c

@@ -2131,17 +2131,6 @@ mysql_stmt_param_metadata(MYSQL_STMT *stmt)
  Prepare-execute, and param handling
 *********************************************************************/
 
-/*
-  Store the buffer type
-*/
-
-static void store_param_type(NET *net, uint type)
-{
-  int2store(net->write_pos, type);
-  net->write_pos+=2;
-}
-
-
 /****************************************************************************
   Functions to store parameter data from a prepared statement.
 
@@ -2389,7 +2378,11 @@ int cli_stmt_execute(MYSQL_STMT *stmt)
 	that is sent to the server.
       */
       for (param= stmt->params;	param < param_end ; param++)
-	store_param_type(net, (uint) param->buffer_type);
+      {
+        uint typecode= param->buffer_type | (param->is_unsigned ? 32768 : 0);
+        int2store(net->write_pos, typecode);
+        net->write_pos+= 2;
+      }
     }
 
     for (param= stmt->params; param < param_end; param++)
@@ -3267,28 +3260,28 @@ static void fetch_results(MYSQL_BIND *param, MYSQL_FIELD *field, uchar **row)
 
 static void fetch_result_tinyint(MYSQL_BIND *param, uchar **row)
 {
-  *param->buffer= (uchar) **row;
+  *param->buffer= **row;
   (*row)++;
 }
 
 static void fetch_result_short(MYSQL_BIND *param, uchar **row)
 {
   short value = (short)sint2korr(*row);
-  int2store(param->buffer, value);
+  shortstore(param->buffer, value);
   *row+= 2;
 }
 
 static void fetch_result_int32(MYSQL_BIND *param, uchar **row)
 {
   int32 value= (int32)sint4korr(*row);
-  int4store(param->buffer, value);
+  longstore(param->buffer, value);
   *row+= 4;
 }
 
 static void fetch_result_int64(MYSQL_BIND *param, uchar **row)
 {  
   longlong value= (longlong)sint8korr(*row);
-  int8store(param->buffer, value);
+  longlongstore(param->buffer, value);
   *row+= 8;
 }
 
@@ -3296,7 +3289,7 @@ static void fetch_result_float(MYSQL_BIND *param, uchar **row)
 {
   float value;
   float4get(value,*row);
-  float4store(param->buffer, value);
+  floatstore(param->buffer, value);
   *row+= 4;
 }
 
@@ -3304,7 +3297,7 @@ static void fetch_result_double(MYSQL_BIND *param, uchar **row)
 {
   double value;
   float8get(value,*row);
-  float8store(param->buffer, value);
+  doublestore(param->buffer, value);
   *row+= 8;
 }
 
@@ -3375,8 +3368,7 @@ my_bool STDCALL mysql_stmt_bind_result(MYSQL_STMT *stmt, MYSQL_BIND *bind)
     stmt->bind was initialized in mysql_stmt_prepare
    */
   
-  memcpy((char*) stmt->bind, (char*) bind,
-	 sizeof(MYSQL_BIND)*bind_count);
+  memcpy((char*) stmt->bind, (char*) bind, sizeof(MYSQL_BIND) * bind_count);
 
   for (param= stmt->bind, end= param+bind_count; param < end ; param++)
   {
@@ -3493,10 +3485,20 @@ static int stmt_fetch_row(MYSQL_STMT *stmt, uchar *row)
        bind++, field++)
   {         
     if (*null_ptr & bit)
-      *bind->is_null= bind->null_field= 1;
+    {
+      /*
+        We should set both inter_buffer and is_null to be able to see
+        nulls in mysql_stmt_fetch_column. This is because is_null may point
+        to user data which can be overwritten between mysql_stmt_fetch and
+        mysql_stmt_fetch_column, and in this case nullness of column will be
+        lost. See mysql_stmt_fetch_column for details.
+      */
+      bind->inter_buffer= NULL;
+      *bind->is_null= 1;
+    }
     else
     { 
-      *bind->is_null= bind->null_field= 0;
+      *bind->is_null= 0;
       bind->inter_buffer= row;
       if (field->type == bind->buffer_type)
         (*bind->fetch_result)(bind, &row);
@@ -3580,14 +3582,8 @@ int STDCALL mysql_stmt_fetch_column(MYSQL_STMT *stmt, MYSQL_BIND *bind,
     DBUG_RETURN(1);
   }
 
-
-  if (param->null_field)
+  if (param->inter_buffer)
   {
-    if (bind->is_null)
-      *bind->is_null= 1;
-  }
-  else
-  {    
     MYSQL_FIELD *field= stmt->fields+column; 
     uchar *row= param->inter_buffer;
     bind->offset= offset;
@@ -3599,6 +3595,11 @@ int STDCALL mysql_stmt_fetch_column(MYSQL_STMT *stmt, MYSQL_BIND *bind,
       bind->length= &param->internal_length;	/* Needed for fetch_result() */
     fetch_results(bind, field, &row);
   }
+  else
+  {
+    if (bind->is_null)
+      *bind->is_null= 1;
+  }
   DBUG_RETURN(0);
 }
 

sql/sql_prepare.cc

@@ -246,7 +246,9 @@ void set_param_tiny(Item_param *param, uchar **pos, ulong len)
   if (len < 1)
     return;
 #endif
-  param->set_int((longlong)(**pos));
+  int8 value= (int8) **pos;
+  param->set_int(param->unsigned_flag ? (longlong) ((uint8) value) : 
+                                        (longlong) value); 
   *pos+= 1;
 }
 
@@ -256,7 +258,9 @@ void set_param_short(Item_param *param, uchar **pos, ulong len)
   if (len < 2)
     return;
 #endif
-  param->set_int((longlong)sint2korr(*pos));
+  int16 value= sint2korr(*pos);
+  param->set_int(param->unsigned_flag ? (longlong) ((uint16) value) :
+                                        (longlong) value);
   *pos+= 2;
 }
 
@@ -266,7 +270,9 @@ void set_param_int32(Item_param *param, uchar **pos, ulong len)
   if (len < 4)
     return;
 #endif
-  param->set_int((longlong)sint4korr(*pos));
+  int32 value= sint4korr(*pos);
+  param->set_int(param->unsigned_flag ? (longlong) ((uint32) value) :
+                                        (longlong) value);
   *pos+= 4;
 }
 
@@ -535,10 +541,16 @@ static bool setup_conversion_functions(Prepared_statement *stmt,
     Item_param **end= it + stmt->param_count;
     for (; it < end; ++it)
     {
+      ushort typecode;
+      const uint signed_bit= 1 << 15;
+
       if (read_pos >= data_end)
         DBUG_RETURN(1);
-      setup_one_conversion_function(*it, *read_pos);
+
+      typecode= sint2korr(read_pos);
       read_pos+= 2;
+      (**it).unsigned_flag= test(typecode & signed_bit);
+      setup_one_conversion_function(*it, (uchar) (typecode & ~signed_bit));
     }
   }
   *data= read_pos;

tests/client_test.c

@@ -9100,6 +9100,168 @@ static void test_xjoin()
   myquery(rc);
 }
 
+static void test_bug3035()
+{
+  MYSQL_STMT *stmt;
+  int rc;
+
+  MYSQL_BIND bind_array[8];
+  int8 int8_val;
+  uint8 uint8_val;
+  int16 int16_val;
+  uint16 uint16_val;
+  int32 int32_val;
+  uint32 uint32_val;
+  longlong int64_val;
+  ulonglong uint64_val;
+
+  /* mins and maxes */
+  const int8 int8_min= -128;
+  const int8 int8_max= 127;
+  const uint8 uint8_min= 0;
+  const uint8 uint8_max= 255;
+  
+  const int16 int16_min= -32768;
+  const int16 int16_max= 32767;
+  const uint16 uint16_min= 0;
+  const uint16 uint16_max= 65535;
+
+  const int32 int32_max= 2147483647L;
+  const int32 int32_min= -int32_max - 1;
+  const uint32 uint32_min= 0;
+  const uint32 uint32_max= 4294967295U;
+
+  /* it might not work okay everyplace */
+  const longlong int64_max= 9223372036854775807LL;
+  const longlong int64_min= -int64_max - 1;
+
+  const ulonglong uint64_min= 0U;
+  const ulonglong uint64_max= 18446744073709551615ULL;
+  
+  const char *stmt_text;
+  
+  myheader("test_bug3035");
+  
+  stmt_text= "DROP TABLE IF EXISTS t1";
+  rc= mysql_real_query(mysql, stmt_text, strlen(stmt_text));
+  myquery(rc);
+
+  stmt_text= "CREATE TABLE t1 (i8 TINYINT, ui8 TINYINT UNSIGNED, "
+                              "i16 SMALLINT, ui16 SMALLINT UNSIGNED, "
+                              "i32 INT, ui32 INT UNSIGNED, "
+                              "i64 BIGINT, ui64 BIGINT UNSIGNED, "
+                              "id INTEGER NOT NULL PRIMARY KEY AUTO_INCREMENT)";
+  rc= mysql_real_query(mysql, stmt_text, strlen(stmt_text));
+  myquery(rc);
+
+  bzero(bind_array, sizeof(bind_array));
+
+  bind_array[0].buffer_type= MYSQL_TYPE_TINY;
+  bind_array[0].buffer= (char*) &int8_val;
+
+  bind_array[1].buffer_type= MYSQL_TYPE_TINY;
+  bind_array[1].buffer= (char*) &uint8_val;
+  bind_array[1].is_unsigned= 1;
+
+  bind_array[2].buffer_type= MYSQL_TYPE_SHORT;
+  bind_array[2].buffer= (char*) &int16_val;
+  
+  bind_array[3].buffer_type= MYSQL_TYPE_SHORT;
+  bind_array[3].buffer= (char*) &uint16_val;
+  bind_array[3].is_unsigned= 1;
+
+  bind_array[4].buffer_type= MYSQL_TYPE_LONG;
+  bind_array[4].buffer= (char*) &int32_val;
+
+  bind_array[5].buffer_type= MYSQL_TYPE_LONG;
+  bind_array[5].buffer= (char*) &uint32_val;
+  bind_array[5].is_unsigned= 1;
+
+  bind_array[6].buffer_type= MYSQL_TYPE_LONGLONG;
+  bind_array[6].buffer= (char*) &int64_val;
+  
+  bind_array[7].buffer_type= MYSQL_TYPE_LONGLONG;
+  bind_array[7].buffer= (char*) &uint64_val;
+  bind_array[7].is_unsigned= 1;
+
+  stmt= mysql_stmt_init(mysql);
+
+  mystmt_init(stmt);
+
+  stmt_text= "INSERT INTO t1 (i8, ui8, i16, ui16, i32, ui32, i64, ui64) "
+                     "VALUES (?, ?, ?, ?, ?, ?, ?, ?)";
+  rc= mysql_stmt_prepare(stmt, stmt_text, strlen(stmt_text));
+  mystmt(stmt, rc);
+
+  mysql_stmt_bind_param(stmt, bind_array);
+
+  int8_val= int8_min;
+  uint8_val= uint8_min;
+  int16_val= int16_min;
+  uint16_val= uint16_min;
+  int32_val= int32_min;
+  uint32_val= uint32_min;
+  int64_val= int64_min;
+  uint64_val= uint64_min;
+
+  rc= mysql_stmt_execute(stmt);
+  mystmt(stmt, rc);
+  
+  int8_val= int8_max;
+  uint8_val= uint8_max;
+  int16_val= int16_max;
+  uint16_val= uint16_max;
+  int32_val= int32_max;
+  uint32_val= uint32_max;
+  int64_val= int64_max;
+  uint64_val= uint64_max;
+
+  mysql_stmt_execute(stmt);
+  mystmt(stmt, rc);
+
+  stmt_text= "SELECT i8, ui8, i16, ui16, i32, ui32, i64, ui64 "
+             "FROM t1 ORDER BY id ASC";
+
+  mysql_stmt_prepare(stmt, stmt_text, strlen(stmt_text));
+  mystmt(stmt, rc);
+
+  mysql_stmt_execute(stmt);
+  mystmt(stmt, rc);
+
+  mysql_stmt_bind_result(stmt, bind_array);
+
+  rc= mysql_stmt_fetch(stmt);
+  mystmt(stmt, rc);
+
+  assert(int8_val == int8_min);
+  assert(uint8_val == uint8_min);
+  assert(int16_val == int16_min);
+  assert(uint16_val == uint16_min);
+  assert(int32_val == int32_min);
+  assert(uint32_val == uint32_min);
+  assert(int64_val == int64_min);
+  assert(uint64_val == uint64_min);
+
+  rc= mysql_stmt_fetch(stmt);
+  mystmt(stmt, rc);
+  
+  assert(int8_val == int8_max);
+  assert(uint8_val == uint8_max);
+  assert(int16_val == int16_max);
+  assert(uint16_val == uint16_max);
+  assert(int32_val == int32_max);
+  assert(uint32_val == uint32_max);
+  assert(int64_val == int64_max);
+  assert(uint64_val == uint64_max);
+
+  rc= mysql_stmt_fetch(stmt);
+  assert(rc == MYSQL_NO_DATA); 
+
+  mysql_stmt_close(stmt);
+
+  stmt_text= "DROP TABLE t1";
+  mysql_real_query(mysql, stmt_text, strlen(stmt_text));
+}
 
 /*
   Read and parse arguments and MySQL options from my.cnf
@@ -9373,6 +9535,7 @@ int main(int argc, char **argv)
     test_bind_nagative();   /* bind negative to unsigned BUG#3223 */
     test_derived();	    /* derived table with parameter BUG#3020 */
     test_xjoin();	    /* complex join test */
+    test_bug3035();         /* inserts of INT32_MAX/UINT32_MAX */
 
     end_time= time((time_t *)0);
     total_time+= difftime(end_time, start_time);